diff --git a/utils/filter.wxs b/utils/filter.wxs
index 10c101d..b71c82d 100644
--- a/utils/filter.wxs
+++ b/utils/filter.wxs
@@ -8,11 +8,13 @@ var filters = {
         },
         
         replace_time2: function (val) {
+		  if(val==null || val==undefined || val=='') return "";	
           var a = val.split(" ");
           return a[0];
         },
 
         format_time:function(ts,isFull) {
+		   if(ts==null || ts==undefined || ts=='') return "";	
            var d = getDate(ts*1000)
            var fm=[d.getFullYear(), d.getMonth()+1, d.getDate()].join('-');
            if(isFull==1)
diff --git a/utils/util.js b/utils/util.js
index d28ccb5..6dc6f03 100644
--- a/utils/util.js
+++ b/utils/util.js
@@ -336,6 +336,11 @@ module.exports = {
         for (var o in n) new RegExp("(" + o + ")").test(r) && (r = r.replace(RegExp.$1, 1 == RegExp.$1.length ? n[o] : ("00" + n[o]).substr(("" + n[o]).length)));
         return r;
     },
+	formar_no_full(e){
+		var t= new Date(1e3 * e);
+	    return t.getFullYear() +"-"+(t.getMonth() + 1)+"-"+t.getDate();
+	},
+
     json2Form: function(e) {
         var r = [];
         for (var t in e) r.push(encodeURIComponent(t) + "=" + encodeURIComponent(e[t]));